/*! HTML5 Boilerplate v4.3.0 | MIT License | http://h5bp.com/ */

/*
 * What follows is the result of much research on cross-browser styling.
 * Credit left inline and big thanks to Nicolas Gallagher, Jonathan Neal,
 * Kroc Camen, and the H5BP dev community and team.
 */

/* ==========================================================================
   Base styles: opinionated defaults
   ========================================================================== */

html,
button,
input,
select,
textarea {
    color: #222;
}

html {
    font-size: 1em;
    line-height: 1.4;
}

/*
 * Remove text-shadow in selection highlight: h5bp.com/i
 * These selection rule sets have to be separate.
 * Customize the background color to match your design.
 */

::-moz-selection {
    background: #b3d4fc;
    text-shadow: none;
}

::selection {
    background: #b3d4fc;
    text-shadow: none;
}

/*
 * A better looking default horizontal rule
 */

hr {
    display: block;
    height: 1px;
    border: 0;
    border-top: 1px solid #ccc;
    margin: 1em 0;
    padding: 0;
}

/*
 * Remove the gap between images, videos, audio and canvas and the bottom of
 * their containers: h5bp.com/i/440
 */

audio,
canvas,
img,
video {
    vertical-align: middle;
}

/*
 * Remove default fieldset styles.
 */

fieldset {
    border: 0;
    margin: 0;
    padding: 0;
}

/*
 * Allow only vertical resizing of textareas.
 */

textarea {
    resize: vertical;
}

/* ==========================================================================
   Browse Happy prompt
   ========================================================================== */

.browsehappy {
    margin: 0.2em 0;
    background: #ccc;
    color: #000;
    padding: 0.2em 0;
}

/* ==========================================================================
   Author's custom styles
   ========================================================================== */

body {
    color:#000;
    font-size:.9em;
    font-family:Arial, Helvetica, sans-serif;
    min-width:200px;
    max-width:800px;
    margin:10px auto;
    padding: 0 200px;
/* background-color:whitefff; */
/*    background-width: 800px */
}

body p{
   text-align: justify;
   text-justify: inter-word;    
}

body ul li{
   text-align: justify;
   text-justify: inter-word;
}

body header ul li{
   text-align: center;
}

h1{
    width:100%;
    color: blue;
    background-color: transparent;
}

h2{
    color: DodgerBlue ;
    background-color: transparent;
}

h3{
    color: CornflowerBlue  ;
    background-color: transparent;
}

h4{
    display: inline  ;
}

.author, .date{
    display: none;
}

header {
    position: relative;
    width: 720px;
    margin: 0px auto;
    text-align: center;
    display:block;
    z-index: 10000;
}

.sourceCode {
    background-color:#FFFACD;
}

#header h1{
    font-size:3em;
}

#header h1, #header h2, #header h3{
    text-align:center;
    color:black;
    background-color: transparent;
}

table caption{
    text-align:center;
    color:black;
    font-weight: bold;
}

table thead{
    background-color:lightgrey;
}

table, th, td {
    border: 1px solid black;
    margin-left:auto; 
    margin-right:auto;
}

figure img{
    display: block;
    margin-left: auto;
    margin-right: auto ;
    box-shadow: -1px 2px 5px 1px rgba(0, 0, 0, 0.7);
}

img {
    display: block;
    margin-left: auto;
    margin-right: auto ;
    box-shadow: -1px 2px 5px 1px rgba(0, 0, 0, 0.7);
}

figure figcaption{
    text-align:center;
    color:black;
    font-weight: bold;
}


.table caption{
    text-align:center;
    color:black;
    font-weight: bold;
}

.figure p.caption{
    text-align:center;
    color:black;
    font-weight: bold;
}

blockquote {
   text-align: justify;
    text-justify: inter-word;    
    background:lightyellow;
    padding-left: 20px;
    padding-right: 20px;
    box-shadow: -1px 2px 5px 1px rgba(0, 0, 0, 0.7);
}

#nav {
    display: block;
}

#nav ul{
    margin:0px 0px;
    margin-left: auto;
    margin-right: auto 
}

#nav, #nav ul{
    padding:0;
    list-style-type:none;
    list-style-position:outside;
    line-height:1.5em; 
}

#nav a{
    display:block;
    padding:0px 5px;
    border:1px solid #333;
    color:white;
    text-decoration:none;
    background-color:#333;
}

#nav a:hover{
    background-color:white;
    color:#333;
}

#nav ul {
    position:absolute;
    display:none;
    width:12em;
    top:1.5em;
}

#nav li{
    float:left;
    width:120px;
    position:relative;
}

#nav li ul a{
    width:12em;
    height:auto;
    float:left;
}

#nav ul ul{
    top:auto;
}	

#nav li ul ul {
    left:12em;
    margin:0px 0 0 10px;
}

#nav li:hover ul ul, #nav li:hover ul ul ul, #nav li:hover ul ul ul ul{
    display:none;
}
#nav li:hover ul, #nav li li:hover ul, #nav li li li:hover ul, #nav li li li li:hover ul{
    display:block;
}


/* ==========================================================================
   Helper classes
   ========================================================================== */

/*
 * Image replacement
 */

.ir {
    background-color: transparent;
    border: 0;
    overflow: hidden;
    /* IE 6/7 fallback */
    *text-indent: -9999px;
}

.ir:before {
    content: "";
    display: block;
    width: 0;
    height: 150%;
}

/*
 * Hide from both screenreaders and browsers: h5bp.com/u
 */

.hidden {
    display: none !important;
    visibility: hidden;
}

/*
 * Hide only visually, but have it available for screenreaders: h5bp.com/v
 */

.visuallyhidden {
    border: 0;
    clip: rect(0 0 0 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
}

/*
 * Extends the .visuallyhidden class to allow the element to be focusable
 * when navigated to via the keyboard: h5bp.com/p
 */

.visuallyhidden.focusable:active,
.visuallyhidden.focusable:focus {
    clip: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    position: static;
    width: auto;
}

/*
 * Hide visually and from screenreaders, but maintain layout
 */

.invisible {
    visibility: hidden;
}

/*
 * Clearfix: contain floats
 *
 * For modern browsers
 * 1. The space content is one way to avoid an Opera bug when the
 *    `contenteditable` attribute is included anywhere else in the document.
 *    Otherwise it causes space to appear at the top and bottom of elements
 *    that receive the `clearfix` class.
 * 2. The use of `table` rather than `block` is only necessary if using
 *    `:before` to contain the top-margins of child elements.
 */

.clearfix:before,
.clearfix:after {
    content: " "; /* 1 */
    display: table; /* 2 */
}

.clearfix:after {
    clear: both;
}

/*
 * For IE 6/7 only
 * Include this rule to trigger hasLayout and contain floats.
 */

.clearfix {
    *zoom: 1;
}

/* ==========================================================================
   EXAMPLE Media Queries for Responsive Design.
   These examples override the primary ('mobile first') styles.
   Modify as content requires.
   ========================================================================== */

@media only screen and (device-width: 768px) {
    body {
	width: 38em;
	padding: 1em 3.5em;
    }
}

@media only screen and (min-device-width: 320px) and (max-device-width: 480px) {
    body {
	width: 28em;
	padding: .5em 1em;
    }
}

/* @media only screen and (min-width: 35em) { */
/*     /\* Style adjustments for viewports that meet the condition *\/ */
/*     body { */
/* 	min-width: 35em */
/*     } */
/* } */

@media print,
(-o-min-device-pixel-ratio: 5/4),
(-webkit-min-device-pixel-ratio: 1.25),
(min-resolution: 120dpi) {
/* Style adjustments for high resolution devices */
}

/* ==========================================================================
   Print styles.
   Inlined to avoid required HTTP connection: h5bp.com/r
   ========================================================================== */

@media print {
    * {
        background: transparent !important;
        color: #000 !important; /* Black prints faster: h5bp.com/s */
        box-shadow: none !important;
        text-shadow: none !important;
    }

    a,
    a:visited {
        text-decoration: underline;
    }

    a[href]:after {
        content: " (" attr(href) ")";
    }

    abbr[title]:after {
        content: " (" attr(title) ")";
    }

    /*
     * Don't show links for images, or javascript/internal links
     */

    .ir a:after,
    a[href^="javascript:"]:after,
    a[href^="#"]:after {
        content: "";
    }

    pre,
    blockquote {
        border: 1px solid #999;
        page-break-inside: avoid;
    }

    thead {
        display: table-header-group; /* h5bp.com/t */
    }

    tr,
    img {
        page-break-inside: avoid;
    }

    img {
        max-width: 100% !important;
    }

    @page {
        margin: 0.5cm;
    }

    p,
    h2,
    h3 {
        orphans: 3;
        widows: 3;
    }

    h2,
    h3 {
        page-break-after: avoid;
    }
}
